... 2, Strict quality control procedure 3. Timely delivery Strong Art Paper Bag in 4 Color Printing with Robe Handle 1) Size ... process.3) Material:White cardboard, duplex grey paper, offset paper, C2S art paper, C1S art paper ,kraft paper, special paper or according to customers specific requirements. 4) ... /these marks.Welcome to visit our factory Strong Art Paper Bag in 4 Color Printing with Robe Handle